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Bluetooth: Convert LTK list to RCU

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This patch set converts the hdev->long_term_keys list to use RCU to
eliminate the need to use hci_dev_lock/unlock.

Signed-off-by: Johan Hedberg <johan.hedberg@intel.com>
Signed-off-by: Marcel Holtmann <marcel@holtmann.org>
This commit is contained in:
Johan Hedberg
2014-11-13 14:37:47 +02:00
committed by Marcel Holtmann
parent 3e64b7bd82
commit 970d0f1b28
4 changed files with 31 additions and 26 deletions
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4
net/bluetooth/hci_event.c
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@@ -4578,8 +4578,8 @@ static void hci_le_ltk_request_evt(struct hci_dev *hdev, struct sk_buff *skb)
*/
if (ltk->type == SMP_STK) {
set_bit(HCI_CONN_STK_ENCRYPT, &conn->flags);
list_del(&ltk->list);
kfree(ltk);
list_del_rcu(&ltk->list);
kfree_rcu(ltk, rcu);
} else {
clear_bit(HCI_CONN_STK_ENCRYPT, &conn->flags);
}